- A method for organizing and manipulating a data buffer, where the oldest (first) entry, or “head” of the queue, is processed first. It is analogous to processing a queue with first-come, first-served (FCFS) behavior, where the people leave the queue in the order in which they arrive. ← Wikipedia
- Previous term: First CPU Idle
- Next term: First Input Delay
- Random term: Human–computer interaction